Sample: 11HYMC003-4


Sample ID: 11HYMC003-4 [1]
Station ID: 11HYMC003
AT Num:
Volcano: Hayes
Possible source:
Eruption:
Collector: Coombs, M. L.
Date sampled: 2011-09-08
Sample type 1: pyroclastic density current
Color: bright white
Final unit: 1; HR1
Text Description: Unit 1; HR1. Dense, 10x5 cm angular block. Bright white matrix encloses abundant phenocrysts of quartz-plagioclase-biotite. Cognate inclusion? Pumice Munsell color N9.
Sample Location:

References Cited

[1] Significance of a near-source tephra-stratigraphic sequence to the eruptive history of Hayes Volcano, south-central Alaska, 2014

Wallace, K.L., Coombs, M.L., Hayden, L.A., and Waythomas, C.F., 2014, Significance of a near-source tephra-stratigraphic sequence to the eruptive history of Hayes Volcano, south-central Alaska: U.S. Geological Survey Scientific Investigations Report 2014-5133, 32 p., available online at: http://pubs.usgs.gov/sir/2014/5133/
full-text PDF 864 KB